I was in total darkness now and I strained my ears to hear what was going on with my friends.
Truth has beauty, power and necessity.
It is easier to exclude harmful passions than to rule them, and to deny them admittance than to control them after they have been admitted.
Our patience will achieve more than our force.
Always be nice to those younger than you, because they are the ones who will be writing about you.
The release of atomic energy has not created a new problem. It has merely made more urgent the necessity of solving an existing one.
Do not envy a sinner; you don't know what disaster awaits him.